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Finding the Fourth Proportional to 190,638.16, 263,093.16 and 105,764.56

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Solution

The fourth proportional to 190,638.16, 263,093.16 and 105,764.56 is: 145,962.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,638.16 : 263,093.16 = 105,764.56 : x
  2. Step 2: Convert to fraction form
    190,638.16/263,093.16 = 105,764.56/x
  3. Step 3: Cross multiply
    190,638.16x = 263,093.16 × 105,764.56
  4. Step 4: Simplify right side
    190,638.16x = 27,825,932,306.41
  5. Step 5: Solve for x
    x = 27,825,932,306.41/190,638.16
  6. Step 6: Final answer
    x = 145,962.03

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